Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7f8dbd7d6d00b4d1d90482f7c5d5139b02e0594aeaa31cad48d79c170b318806:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^